The excel service and Visio service account needs to be added into the content database of your webapplication/site collection as dbo. The errors for excel are “ WorkBook cannot be opened” : The errors for Visio services are”The Server failed to failed to request” : Advertisements

Server Error in ‘/’ Application. The server did not provide a meaningful reply; this might be caused by a contract mismatch, a premature session shutdown or an internal server error. Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and […]